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White Cell Chemotaxis Assay

Utah rates for HCPCS 86155

A laboratory test that measures how well white blood cells move towards a chemical signal, the way they normally travel to the site of an infection. Sluggish movement points to a defect in the immune system's ability to bring defending cells where they are needed.

Rates data updated July 2026.

How much does White Cell Chemotaxis Assay cost?

$16.98

Typical negotiated rate. In Utah, July 2026.

Insurers have agreed to pay about $16.98 for this service. The price depends on where it is billed: about $15.14 from a physician practice, and about $74.13 from a hospital or other facility. The two figures are alternatives, not parts of one bill.

These are rates insurers have negotiated with providers, not the amount a patient is billed. What you owe depends on your plan's deductible and coinsurance. Based on rates published by 6 insurance carriers under federal price transparency rules.

Where it's billed changes the price

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$15.14$12.30 to $18.20
FacilityA hospital or hospital-owned outpatient department$74.13$20.42 to $110

How much rates vary

Facilitymedian $74 · 10th to 90th $18 to $141Professionalmedian $15 · 10th to 90th $12 to $20
$10$20$50$100facility $74professional $15

Distribution of negotiated rates across all payers (price axis is log-scale). Each curve is scaled to its own total: facility and professional rates are different services, shown together to compare where they cluster. Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Facility
Modifier
Global
Typical Low
$20.42
Median
$109.65
Typical High
$141.25
Aetna
Setting
Professional
Modifier
Global
Typical Low
$11.75
Median
$15.14
Typical High
$20.42
Cigna
Setting
Facility
Modifier
Global
Typical Low
$13.80
Median
$16.60
Typical High
$43.65
Cigna
Setting
Professional
Modifier
Global
Typical Low
$7.59
Median
$10.96
Typical High
$30.90
Regence BlueShield
Setting
Facility
Modifier
Global
Typical Low
$18.20
Median
$18.20
Typical High
$72.44
Regence BlueShield
Setting
Professional
Modifier
Global
Typical Low
$10.96
Median
$13.49
Typical High
$14.45
Select Health
Setting
Facility
Modifier
Global
Typical Low
$11.22
Median
$11.22
Typical High
$11.22
Select Health
Setting
Professional
Modifier
Global
Typical Low
$11.22
Median
$15.85
Typical High
$20.89
U of Utah Health Plan
Setting
Professional
Modifier
Global
Typical Low
$14.13
Median
$15.85
Typical High
$23.99
United
Setting
Facility
Modifier
Global
Typical Low
$7.94
Median
$7.94
Typical High
$10.47
United
Setting
Professional
Modifier
Global
Typical Low
$6.76
Median
$9.33
Typical High
$22.39

Where Utah sits

The same service costs 2.4 times more in Hawaii than in Maryland. Every bar is a state, most expensive first. Touch or drag across it to read any state, then open that state for its carriers and full range.

Utah· 22nd of 51

$16.98

HI $28.84MD $12.02

Median negotiated rate in each state, from every insurer that publishes one. States where no insurer publishes a rate for this service are not shown.